This brilliant, clear blue topaz of this estate ring measures approximately 3.3 carats. This blue topaz is a deep Caribbean blue and is oval shaped. This clear blue topaz has a beautiful faceted cut. This blue topaz is set horizontally between two rows of 8 round diamonds. This shank is a wide 18kt yellow gold band, tested, not marked. This ring has a designer mark and the initials "CB". This estate ring could easily be re-sized. 

• One oval blue topaz measuring appx 3.3 carats, 9.7 x 7.9 x 5.9mm, Color Caribbean blue, Clarity: eye clean, smooth surface
• Sixteen brilliant-cut diamond accents measuring appx 0.16 cts
• Measures: 9/16" north to south in front, 1/4" north to south in back of ring shank
• Hallmarks: 18kt, tested.  Trademark:  CB
• Circa: Contemporary estate jewelry blue topaz yellow gold ring in excellent condition